System/Library/PrivateFrameworks/PreviewShellKit.framework

PreviewShellKit.HostShellMessageStreamHub.h

Download PreviewShellKit.HostShellMessageStreamHub.h

1. _TtCs12_SwiftObject

@interface PreviewShellKit.HostShellMessageStreamHub : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ hostServer;
    void /* unknown type, empty encoding */ messagePipe;
}

@end